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replaced memset by loops in tresize(); turns out it's faster.

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This commit is contained in:
Aurélien Aptel 2010-10-13 01:27:09 +02:00
parent e4bf56ae1a
commit 68d8fcf62a
1 changed files with 8 additions and 5 deletions
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13
st.c
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@ -677,7 +677,7 @@ tsetchar(char c) {
void void
tclearregion(int x1, int y1, int x2, int y2) { tclearregion(int x1, int y1, int x2, int y2) {
int y, temp; int x, y, temp;
if(x1 > x2) if(x1 > x2)
temp = x1, x1 = x2, x2 = temp; temp = x1, x1 = x2, x2 = temp;
@ -690,7 +690,8 @@ tclearregion(int x1, int y1, int x2, int y2) {
LIMIT(y2, 0, term.row-1); LIMIT(y2, 0, term.row-1);
for(y = y1; y <= y2; y++) for(y = y1; y <= y2; y++)
memset(&term.line[y][x1], 0, sizeof(Glyph)*(x2-x1+1)); for(x = x1; x <= x2; x++)
term.line[y][x].state = 0;
} }
void void
@ -1192,7 +1193,7 @@ tputs(char *s, int len) {
void void
tresize(int col, int row) { tresize(int col, int row) {
int i; int i, x;
int minrow = MIN(row, term.row); int minrow = MIN(row, term.row);
int mincol = MIN(col, term.col); int mincol = MIN(col, term.col);
int slide = term.c.y - row + 1; int slide = term.c.y - row + 1;
@ -1226,8 +1227,10 @@ tresize(int col, int row) {
for(i = 0; i < minrow; i++) { for(i = 0; i < minrow; i++) {
term.line[i] = realloc(term.line[i], col * sizeof(Glyph)); term.line[i] = realloc(term.line[i], col * sizeof(Glyph));
term.alt[i] = realloc(term.alt[i], col * sizeof(Glyph)); term.alt[i] = realloc(term.alt[i], col * sizeof(Glyph));
memset(term.line[i] + mincol, 0, (col - mincol) * sizeof(Glyph)); for(x = mincol; x < col; x++) {
memset(term.alt[i] + mincol, 0, (col - mincol) * sizeof(Glyph)); term.line[i][x].state = 0;
term.alt[i][x].state = 0;
}
} }
/* allocate any new rows */ /* allocate any new rows */